//跌破5日均线
//当日最大和最小值的中点低于5日均线
	let sellByDownFive = function(selYear,i,condect,buySell,dates){
		let pj5 = this.getPJ(5,selYear);
		let item = this.vo(selYear[i]);
		let mid = this.getMid(item);
		let isDownFive  = mid<pj5[i];
		
		let isBigger = pj5[i-1]<pj5[i];
		let date = buySell.length>0?buySell[buySell.length-1].xAxis:'';
          if(date != dates[i] && condect.time>0 && isDownFive && isBigger) {
			  return {flag:true,str:"S5\n"};
		  }
		    return {flag:false,str:"S5\n"};
	};